Back to overview

Espey WKA3

Click image to enlarge

Item	Description
1	Flat seal
2	Housing half
3	Housing half
4	Seal ring

Espey WKA3

PDF data sheet

Features

Cartridge seal
Standardized dimensions
Short axial installation length (8.4 mm)
Dry running
Seal ring bears radial shaft movements
Compensates axial shaft movements
No sealing components mounted on the shaft and hence no additional shaft vibrations
Seal rings running contact-free - sliding faces and machine consume no additional power
One-piece seal ring (initial delivery)

Advantages

Easy installation
High reliability
Maintainability
Long-term operating time
Alternative to radial shaft seal ring

Operating range

Shaft diameter:
d = 28 ... 80 mm (1.10" … 3.15")
Operating pressure: p = 1.075 bar (16 PSI) abs.
Operating temperature:
t = max. +200 °C (392 °F)
Sliding velocity:
vg = max. 40 m/s (131 ft/s)
Radial play: ±2.0 … 4.0 mm (±0.08" … 0.16")
Axial movement: theoretically unlimited

Materials

Seal ring: PTFE compound
Housing: 1.4301
Tension spring: 1.4571

Standards and approvals

Recommended applications

Chemical industry
Food processing industry
Machinery and plant building
Pulp and paper industry
Metal production and processing
CO2 transportation and storage
Small and medium-sized fans / blowers
Air regulating devices
Bearing seals
Clean gases*

* Not applicable for toxic, solids containing gases and exhaust gas

Similar products

Espey Magna500+
the large seal for diameters from 500 mm

Split housing design
Segmented and self-adjusting seal rings
Virtually maintenance- and wearfree
Dry-running
Suitable for horizontal and vertical use

Espey Magna500+
the large seal for diameters from 500 mm

Split housing design
Segmented and self-adjusting seal rings
Virtually maintenance- and wearfree
Dry-running
Suitable for horizontal and vertical use

Espey WD200

Split housing design
Multi-part seal rings, radially cut
Very small operation gap - low leakage
Dry running
Self-adjusting seal rings
Seal rings bear radial shaft movements
Compensates axial shaft movements
No sealing components mounted on the shaft and hence no additional shaft vibrations
Seal rings running contact-free - sliding faces and machine consume no additional power

Back to overview

d_h9	D₁	D₂	A₁	LK	RB	RC
28	36	70	100	90	35	30
30	36	70	100	90	35	30
32	36	70	100	90	35	30
38	46	80	110	100	40	35
40	46	80	110	100	40	35
42	46	80	110	100	40	35
50	56	94	130	120	45	40
60	66	104	140	130	50	45
70	76	114	150	140	55	50
80	86	124	160	150	60	55

Dimensions in Millimeter RB, RC = flanging radii

d_h9	D₁	D₂	A₁	LK	RB	RC
28	36	70	100	90	35	30
30	36	70	100	90	35	30
32	36	70	100	90	35	30
38	46	80	110	100	40	35
40	46	80	110	100	40	35
42	46	80	110	100	40	35
50	56	94	130	120	45	40
60	66	104	140	130	50	45
70	76	114	150	140	55	50
80	86	124	160	150	60	55

d_h9	D₁	D₂	A₁	LK	RB	RC
28	36	70	100	90	35	30
30	36	70	100	90	35	30
32	36	70	100	90	35	30
38	46	80	110	100	40	35
40	46	80	110	100	40	35
42	46	80	110	100	40	35
50	56	94	130	120	45	40
60	66	104	140	130	50	45
70	76	114	150	140	55	50
80	86	124	160	150	60	55

Espey WKA3

Espey WKA3

Features

Advantages

Operating range

Materials

Standards and approvals

Recommended applications

Similar products

Espey Magna500+the large seal for diameters from 500 mm

Espey Magna500+the large seal for diameters from 500 mm

Espey WD200

Espey Magna500+
the large seal for diameters from 500 mm

Espey Magna500+
the large seal for diameters from 500 mm

d_h9	D₁	D₂	A₁	LK	RB	RC
28	36	70	100	90	35	30
30	36	70	100	90	35	30
32	36	70	100	90	35	30
38	46	80	110	100	40	35
40	46	80	110	100	40	35
42	46	80	110	100	40	35
50	56	94	130	120	45	40
60	66	104	140	130	50	45
70	76	114	150	140	55	50
80	86	124	160	150	60	55